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KCET2023PhysicsNuclear Physics

In the following equation representing ⁻ decay, the number of neutrons in the nucleus X is ₈₃²¹⁰ Bi X+e⁻¹+ v

Options

  1. A126
  2. B127
  3. C125
  4. D84

Correct answer

A. 126

Step-by-step solution

In ⁻ decay, reaction is given as, ₈₃²¹⁰ Bi ₈₄²¹⁰ X+e⁻¹+ v Number of neutrons =210-84=126

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